Clear Choice Crystals Cat Litter offers advanced silica crystal technology for superior moisture absorption and long-lasting odour control. Each crystal contains millions of microscopic pores that work like tiny sponges, quickly absorbing moisture and trapping unpleasant odour-causing particles to help keep your cat. litter area fresh and clean. The convenient Indicator Crystals gradually fade in colour after repeated exposure to moisture, making it easy to know when it is time to replace the litter. Designed for effective odour control and everyday convenience, Clear Choice Crystal Cat Litter is an ideal choice for maintaining a cleaner, fresher environment for your cat.